A new drug apparently increases short-term memory.Students were divided randomly into two groups at the beginning of the semester.One group was given the memory pill once a day for the semester,and the other group was given a same-looking pill,but it was just sugar.The sugar pill is termed a(n)__________.

Question

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The sugar pill is referred to as a placebo. A placebo is an inert substance given to participants in a clinical trial to compare its effects against those of the active treatment. It is primarily used in clinical drug trials to determine the effectiveness of the active drug.

A New Drug Apparently Increases Short-Term Memory